- add accessors to PC and current arrows - add assembler step method
- add accessors to PC and current arrows
- add assembler step method

git-svn-id: e886c6aed492beb28f167ab2f23d4509dc3d3d26@631 00316523-1ed1-4fdc-9313-76483a3f41dc

killbug2004/insight,jorik041/insight,killbug2004/insight,jorik041/insight